Section 41 Multiple Variables: Exercise
41.1 Exercise
Prepare appropriate plots to evaluate the relationship between temperature, radiation, humidity and wind speed of the weather data
Explore the relationship between wind speed and wind direction of the weather data
Explore the relationship between radiation and hour of the day for different days
Explore the relationship between temperature and hour of the day for different levels of rain
Explore the relationship between temperature and hour of the day for different levels of rain with different panels for different days
'data.frame': 168 obs. of 9 variables:
$ day : int 1 1 1 1 1 1 1 1 1 1 ...
$ hour : int 0 1 2 3 4 5 6 7 8 9 ...
$ cloud : int 1 6 3 4 1 1 4 7 6 6 ...
$ rad : int 0 0 0 0 6 56 130 166 300 527 ...
$ temp : num 3.7 3.5 2.6 2.9 2.5 2 2.9 3.1 1 2.8 ...
$ humidity: int 80 78 82 74 68 69 69 76 96 89 ...
$ rain : chr "Dry" "Dry" "Dry" "Dry" ...
$ windsp : int 11 11 8 13 15 14 16 16 9 12 ...
$ winddir : chr "West" "West" "West" "West" ...
$Calm
Min. 1st Qu. Median Mean 3rd Qu. Max.
0 0 0 0 0 0
$East
Min. 1st Qu. Median Mean 3rd Qu. Max.
5.00 8.75 11.50 12.65 15.25 24.00
$North
Min. 1st Qu. Median Mean 3rd Qu. Max.
4.00 8.50 14.00 12.43 16.00 19.00
$South
Min. 1st Qu. Median Mean 3rd Qu. Max.
2.000 5.000 7.000 6.176 7.000 9.000
$West
Min. 1st Qu. Median Mean 3rd Qu. Max.
3.00 9.25 12.00 13.01 16.00 25.00 
